Overview: 7 questions will be solved this time.Among them
☆7 integer calculations
[1/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 825×7000 Solution:
825×7000 =
5775000 Column vertical calculation:
| | | | | | | | | | 8 | 2 | 5 |
| ✖ | | | | | | | | 7 | 0 | 0 | 0 |
|
| | | | | | | | | | 0 | 0 | 0 |
| | | | | | | | | 0 | 0 | 0 | |
| | | | | | | | 0 | 0 | 0 | | |
| | | | | | 5 | 7 | 7 | 5 | | | |
|
| | | | | | 5 | 7 | 7 | 5 | 0 | 0 | 0 |
[2/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 8028×600 Solution:
8028×600 =
4816800 Column vertical calculation:
| | | | | | | | | 8 | 0 | 2 | 8 |
| ✖ | | | | | | | | | 6 | 0 | 0 |
|
| | | | | | | | | 0 | 0 | 0 | 0 |
| | | | | | | | 0 | 0 | 0 | 0 | |
| | | | | | 4 | 8 | 1 | 6 | 8 | | |
|
| | | | | | 4 | 8 | 1 | 6 | 8 | 0 | 0 |
[3/7 Integer column vertical calculation]
Question type: Integer division
Original question: 48000÷800 Solution:
48000÷800 =
60 Column vertical calculation:
[4/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 7205×700 Solution:
7205×700 =
5043500 Column vertical calculation:
| | | | | | | | | 7 | 2 | 0 | 5 |
| ✖ | | | | | | | | | 7 | 0 | 0 |
|
| | | | | | | | | 0 | 0 | 0 | 0 |
| | | | | | | | 0 | 0 | 0 | 0 | |
| | | | | | 5 | 0 | 4 | 3 | 5 | | |
|
| | | | | | 5 | 0 | 4 | 3 | 5 | 0 | 0 |
[5/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 70206×40 Solution:
70206×40 =
2808240 Column vertical calculation:
| | | | | | | | 7 | 0 | 2 | 0 | 6 |
| ✖ | | | | | | | | | | 4 | 0 |
|
| | | | | | | | 0 | 0 | 0 | 0 | 0 |
| | | | | | 2 | 8 | 0 | 8 | 2 | 4 | |
|
| | | | | | 2 | 8 | 0 | 8 | 2 | 4 | 0 |
[6/7 Integer column vertical calculation]
Question type: Integer division
Original question: 42000÷700 Solution:
42000÷700 =
60 Column vertical calculation:
[7/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 7750×200 Solution:
7750×200 =
1550000 Column vertical calculation:
| | | | | | | | | 7 | 7 | 5 | 0 |
| ✖ | | | | | | | | | 2 | 0 | 0 |
|
| | | | | | | | | 0 | 0 | 0 | 0 |
| | | | | | | | 0 | 0 | 0 | 0 | |
| | | | | | 1 | 5 | 5 | 0 | 0 | | |
|
| | | | | | 1 | 5 | 5 | 0 | 0 | 0 | 0 |
>>注:本次最多计算 7 道题。
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